ORIGINAL RESEARCH-ED PHARMACOTHERAPY: Psychosocial Outcomes and Drug Attributes Affecting Treatment Choice in Men Receiving Sildenafil Citrate and Tadalafil for the Treatment of Erectile Dysfunction: Results of a Multicenter, Randomized, Open‐Label, Cro

As measured with PAIRS, men with ED had higher sexual self‐confidence and spontaneity and less time concerns related to sexual encounters when treated with tadalafil compared with sildenafil. These psychosocial outcomes may help explain why more men (71%) preferred tadalafil for the treatment of ED in this clinical trial. Dean J, Hackett GI, Gentile V, Pirozzi‐Farina F, Rosen RC, Zhao Y, Warner MR, and Beardsworth A. Psychosocial outcomes and drug attributes affecting treatment choice in men receiving sildenafil citrate and tadalafil for the treatment of erectile dysfunction: Results of a multicenter, randomized, open‐label, crossover study. J Sex Med 2006;3:650-661.